John Glenn Columbus International Airport is served by 9 airlines, flying from/to 26 destinationsLongest flight from John Glenn Columbus International Airport is Columbus to 🇺🇸 Salt Lake City (SLC), which takes around 4 hours and 25 minutes. On an airline like Delta Air Lines. More info on this flight route (CMH-SLC).Shortest flight from John Glenn Columbus International Airport is Columbus to 🇺🇸 Peoria (PIA), which takes around 55 minutes. On an airline like Netjets Aviation. More info on this flight route (CMH-PIA).